#!/usr/bin/python

# The ChartDirector for Python module is assumed to be in "../lib"
import sys, os
sys.path.insert(0, os.path.join(os.path.abspath(sys.path[0]), "..", "lib"))

from pychartdir import *

# Create an AngularMeter object of size 300 x 300 pixels with transparent background
m = AngularMeter(300, 300, Transparent)

# Set the default text and line colors to white (0xffffff)
m.setColor(TextColor, 0xffffff)
m.setColor(LineColor, 0xffffff)

# Center at (150, 150), scale radius = 125 pixels, scale angle 0 to 360 degrees
m.setMeter(150, 150, 125, 0, 360)

# Add a black (0x000000) circle with radius 148 pixels as background
m.addRing(0, 148, 0x000000)

# Add a ring between radii 139 and 147 pixels using the silver color with a light grey (0xcccccc)
# edge as border
m.addRing(139, 147, silverColor(), 0xcccccc)

# Meter scale is 0 - 100, with major/minor/micro ticks every 10/5/1 units
m.setScale(0, 100, 10, 5, 1)

# Set the scale label style to 16pt Arial Italic. Set the major/minor/micro tick lengths to 13/10/7
# pixels pointing inwards, and their widths to 2/1/1 pixels.
m.setLabelStyle("Arial Italic", 16)
m.setTickLength(-13, -10, -7)
m.setLineWidth(0, 2, 1, 1)

# Add a default red (0xff0000) pointer
m.addPointer2(25, 0xff0000)

# Add a semi-transparent green (0x3f00ff00) line style pointer
m.addPointer2(9, 0x3f00ff00, -1, LinePointer2)

# Add a semi-transparent blue (0x7f66aaff) triangular pointer floating between 60% and 85% of the
# scale radius with the pointer width 5 times the default
m.addPointer2(52, 0x7f66aaff, 0x66aaff, TriangularPointer2, 0.6, 0.85, 5)

# Add a semi-transparent yellow (0x7fffff66) triangular pointer floating between 80% and 90% of the
# scale radius with the pointer width 5 times the default
m.addPointer2(65, 0x7fffff66, 0xffff66, TriangularPointer2, 0.8, 0.9, 5)

# Add two red (0xff0000) triangular pointer at 72 and 94. The pointers float between 110% and 100%
# of the scale radius with widths 3 times the default
m.addPointer2(72, 0xff0000, -1, TriangularPointer2, 1.1, 1.0, 3)
m.addPointer2(94, 0xff0000, -1, TriangularPointer2, 1.1, 1.0, 3)

# Add a red (0xcc0000) zone spanning from 72 to 94, and between the radii 112 and 125
m.addZone(72, 94, 125, 112, 0xcc0000)

# Output the chart
m.makeChart("angularpointer2.png")

